71767852

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{211}}^2$

素因数の和:470

約数の個数: 36

約数和(自身を含む): 140282688

約数和(自身を除く): 68514836

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 211, 403, 422, 806, 844, 1612, 2743, 5486, 6541, 10972, 13082, 26164, 44521, 85033, 89042, 170066, 178084, 340132, 578773, 1157546, 1380151, 2315092, 2760302, 5520604, 17941963, 35883926, 71767852]

約数ペア:

[(1, 71767852), (2, 35883926), (4, 17941963), (13, 5520604), (26, 2760302), (31, 2315092), (52, 1380151), (62, 1157546), (124, 578773), (211, 340132), (403, 178084), (422, 170066), (806, 89042), (844, 85033), (1612, 44521), (2743, 26164), (5486, 13082), (6541, 10972)]